ELPA Compact Security Alarm Blue AKB-100 BL A compact security buzzer with a volume of approximately 90dB and a key holder. It's a convenient size for carrying around. It has been stored unopened and unused. - Brand: ELPA - Model: AKB-100 - Power supply: 2 LR44 alkaline button batteries - Battery life: Alarm continuous approx. 50 minutes - Volume: Approx. 90dB/50cm - Size: Approx. H49 x W24 x D21 (mm) - Weight: Approx. 23g (including batteries) - Operating temperature range: 0℃〜40℃ Will be protected with bubble wrap and shipped. Thank you very much! (⁠^⁠-^⁠) #SecurityBuzzer #SecurityAlarm #AsahiElectric #ELPA